.auto .carousel{
    width: 600px;
    height: 420px;
    border:1px solid #000;
    position:relative;
    overflow: hidden;
    margin-left: 10px;
    float: left;
}
.auto .carousel ul, .carousel ol{
    list-style: none;
    padding: 0;
    margin: 0;
}
.auto .carousel ul{
    height: 420px;
    position:absolute;
    left:0;
    top:0;
}
.auto .carousel ul li{
    float:left;
    width: 600px;
    height: 420px;
}
.auto .carousel ul li a img{
    width: 600px;
    height: 420px;
}
.auto .carousel ol{
    height: 20px;
    border-radius: 10px;
    background-color:rgba(255,255,255,.7);
    position: absolute;
    bottom:10px;
    left: 50%;
    transform: translateX(-50%);
}
.auto .carousel ol li{
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: #000;
    float:left;
    margin: 5px;
}
.auto .carousel:hover{
    cursor: pointer;
}
.auto .carousel>a{
    width: 20px;
    height: 40px;
    color:#fff;
    background-color:rgba(0,0,0,.7);
    text-align: center;
    line-height: 40px;
    position:absolute;
    top:50%;
    transform: translateY(-50%);
    text-decoration: none;
}
.auto .carousel>a.leftBtn{
    left: 0;
}
.auto .carousel>a.rightBtn{
    right: 0;
}